1,200
Participants
Start Date
July 31, 2011
Primary Completion Date
November 30, 2011
Study Completion Date
May 31, 2012
160U /0.5ml EV71 Vaccine
inactivated vaccine (vero cell) against EV71 of 160U /0.5ml, two doses, 28 days interval
320U /0.5ml EV71 vaccine
inactivated vaccine(vero cell) against EV71 of 320U /0.5ml, two doses, 28 days interval
640U /0.5ml EV71 vaccine
inactivated vaccine (vero cell) against EV71 of 640U /0.5ml, two doses, 28 days interval
(without adjuvant) 640U /0.5ml
inactivated vaccine (vero cell) against EV71 of (without adjuvant) 640U /0.5ml, two doses, 28 days interval
0/0.5ml placebo
0/0.5ml placebo, two doses, 28 days interval
Jiangsu Provincial Center for Diseases Control and Prevention, Nanjing
Bejing Vigoo Biological Co., LTD
INDUSTRY
Jiangsu Province Centers for Disease Control and Prevention
NETWORK